#4B3CB4#4B3CB4

#4B3CB4 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.8% C 0.181 H 281.9°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#4B3CB4
RGB	rgb(75, 60, 180)
HSL	hsl(248, 50%, 47%)
HSV	hsv(248, 67%, 71%)
CMYK	cmyk(58.3%, 66.7%, 0%, 29.4%)
CIE-LAB	lab(34.03, 40.33, -61.66)
CIE-LCH	lch(34.03, 73.68, 303.19°)
OKLab	oklab(44.84% 0.0374 -0.1774)
OKLCH	oklch(44.84% 0.181 281.9)
XYZ	xyz(12.7532, 8.0220, 44.0475)
Luminance	0.0802 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.66

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3CB4 #A5B43C

analogous

#3C69B4 #4B3CB4 #873CB4

triadic

#4B3CB4 #B44B3C #3CB44B

tetradic

#4B3CB4 #B43C69 #A5B43C #3CB487

square

#4B3CB4 #B43C69 #A5B43C #3CB487

split-complementary

#4B3CB4 #B4873C #69B43C

monochromatic

#251D58 #382D86 #4B3CB4 #6F62CB #9A90DA

Accessibility & contrast

On white

8.06

#4B3CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#4B3CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3CB4

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3CB4	#FFFFFF	#000000	##FFFFFF
##4B3CB4	1.00	8.06	2.60	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B8

Deuteranopia (green-blind)

#004CB2

Tritanopia (blue-blind)

#0B5B73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4b3cb4;
/* rgb */ color: rgb(75, 60, 180);
/* oklch */ color: oklch(44.8% 0.181 281.9);

Tailwind

colors: {
  custom: {
    50: '#8873cb',
    500: '#4b3cb4',
    950: '#000000',
  },
}

SCSS

$custom: #4b3cb4;
$custom-light: #8873cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3cb4",
  "rgb": {
    "r": 75,
    "g": 60,
    "b": 180
  },
  "hsl": {
    "h": 247.5,
    "s": 50,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4484,
    "c": 0.18133,
    "h": 281.9
  },
  "luminance": 0.08023
}

Semantic roles & 50–950 ramp

primary

#4B3CB4

secondary

#BDC587

accent

#DA4EC8

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4B3CB4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →